- Start an intent from android
- setContentView (Activity)
- scheduleAtFixedRate (Timer)
- getExternalFilesDir (Context)
- URLConnection (java.net)
A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
- Cipher (javax.crypto)
This class provides access to implementations of cryptographic ciphers for
encryption and decryption
- HttpServlet (javax.servlet.http)
Provides an abstract class to be subclassed to create an HTTP servlet suitable
for a Web site. A sub
- DataSource (javax.sql)
An interface for the creation of Connection objects which represent a connection
to a database. This
- IsNull (org.hamcrest.core)
Is the value null?
- JFrame (javax.swing)
- Top 12 Jupyter Notebook extensions